It's about two Step-Brothers (Phineas Flynn and Ferb Fletcher) and they're Friends (Isabella Garcia-Shapiro, Baljeet Tjinder, And Buford Van Stomm) Who Try To Make The most of every day. They're Sister (Candace Flynn) Tries to 'bust' the boys for their contraptions and they're mom never Catches Them. Meanwhile the boys pet platypus (Perry) leads a double life as a secret agent (Agent P) and tries to stop the Evil Doctor Heinz Doofenshmirtz from taking over the Tri-State Area with his 'inators'. So I decided to balance things out and make a phinabella sub-Plot